- Add project overview with tech stack (Go 1.24+, Vigo framework, GORM)
- Document common commands (make run, db operations, tests)
- Describe onion model request flow and middleware stages
- Explain RBAC permission system format and usage
- Document multi-tenancy patterns (B2C/B2B/Platform)
- Add API response format and error code conventions
- Include Vigo handler pattern with parameter binding
- Document vhtml frontend structure